Quarterly report pursuant to Section 13 or 15(d)

Note 3 - Recently-Adopted Accounting Pronouncements (Details Textual)

v3.19.2
Note 3 - Recently-Adopted Accounting Pronouncements (Details Textual) - USD ($)
6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jan. 01, 2019
Dec. 31, 2018
Lessee, Operating Lease, Term of Contract 4 years 30 days      
Operating Lease, Right-of-Use Asset $ 196,877    
Operating Lease, Liability, Total $ 198,518      
Operating Lease, Weighted Average Remaining Lease Term 2 years      
Operating Lease, Weighted Average Discount Rate, Percent 5.50%      
Operating Lease, Expense $ 52,244 $ 52,244    
Accounting Standards Update 2016-02 [Member]        
Operating Lease, Right-of-Use Asset     $ 244,877  
Operating Lease, Liability, Total     $ 242,696